Ring of theorem is used to investigate the properties and theorems related to circle such as sum of opposite angles of a cyclic quadrilateral is supplementary, angle in a semicircle is a right angle; angles in the same segment of a circle are equal etc. This manipulative is provided with rubber band and reusable storage box. Learning Outcomes It helps in investigating the properties related to circles, triangles, squares, rectangles,pantagons etc. Help in Laying a strong foundation Innumerable combinations
